Home / 2,245,543.14-3,098,846.46-1,278,673.42

Finding the Fourth Proportional to 2,245,543.14, 3,098,846.46 and 1,278,673.42

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Solution

The fourth proportional to 2,245,543.14, 3,098,846.46 and 1,278,673.42 is: 1,764,567.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,543.14 : 3,098,846.46 = 1,278,673.42 : x
  2. Step 2: Convert to fraction form
    2,245,543.14/3,098,846.46 = 1,278,673.42/x
  3. Step 3: Cross multiply
    2,245,543.14x = 3,098,846.46 × 1,278,673.42
  4. Step 4: Simplify right side
    2,245,543.14x = 3,962,412,601,063.09
  5. Step 5: Solve for x
    x = 3,962,412,601,063.09/2,245,543.14
  6. Step 6: Final answer
    x = 1,764,567.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.